How to Make Tomato Soup

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By ShowMeStepByStepPublished

Based on a video by Preppy Kitchen.

Homemade tomato soup tastes like a different food than the canned stuff. Two cans of whole peeled tomatoes, a generous amount of onion and garlic, a splash of cream at the end, and you've got a bowl that hits every comfort-food note: rich, savory, slightly sweet, velvety. John Kanell from Preppy Kitchen makes this on a snowed-in winter day, which is exactly the kind of weather it's built for.

The trick to good tomato soup is patience with the onion. You cook it slow and low in butter and olive oil for a full eight minutes before the garlic even goes in. That gentle saute breaks down the natural sugars in the onion and builds a sweet, deep base. Add the garlic too early and it burns, which makes the whole pot bitter. The other thing that wrecks tomato soup is overblending - some olive oils turn shockingly bitter when you whip them in a high-powered blender, so an immersion blender with a few short bursts is the safer call.

Pair it with a crusty piece of bread, homemade croutons, or a classic grilled cheese. Top each bowl with torn fresh basil right before you serve.

Step-by-Step Guide

1

Step 1: Chop the Onion and Smash the Garlic

0:30
Step 1: Step 1: Chop the Onion and Smash the Garlic

Grab a yellow onion and give it a rough chop - you want about one and a little extra. Tomato soup needs depth of flavor, and that starts with plenty of onion. Then peel six cloves of garlic (or more, if you love it), smash each one with the flat of your knife to release the oils and skin, and mince them up.

Keep the onion and garlic separate. They go into the pot at different times because garlic burns way before onion finishes cooking.

Tip

If chopping onion makes your eyes water, chill it in the fridge for 15 minutes first. A sharp knife also helps - dull blades crush onion cells and release more sulfur into the air.

2

Step 2: Melt Butter and Olive Oil in a Dutch Oven

1:50
Step 2: Step 2: Melt Butter and Olive Oil in a Dutch Oven

Set a Dutch oven or other big pot over medium heat. Add two tablespoons of butter and three tablespoons of olive oil. Wait until the butter is fully melted and starts to smell warm and nutty before you add anything else.

The combo of butter and oil matters. Butter gives you richness and that browned-butter flavor. The olive oil raises the smoke point so the onions can cook gently for eight full minutes without scorching.

Tip

A Dutch oven is the right call here even if you're not making a huge batch - the heavy walls hold heat steady, so the onion cooks evenly instead of hotspot-burning in patches.

3

Step 3: Cook the Onion Until Translucent

2:05
Step 3: Step 3: Cook the Onion Until Translucent

Tip the chopped onion into the melted butter and oil and stir to coat. Cook over medium heat for about eight minutes, stirring occasionally. You want the onion soft and translucent, not browned.

That slow cook breaks down the natural sugars in the onion and builds the sweet, savory base the whole soup leans on. If you rush this part with high heat, you'll get bitter, scorched bits that you can't undo later. Low and slow.

Tip

If the onion starts to color before eight minutes are up, drop the heat to medium-low. You're going for translucent and softened, not golden.

4

Step 4: Add the Garlic and Cook Five Minutes

2:42
Step 4: Step 4: Add the Garlic and Cook Five Minutes

Once the onion is softened, add the minced garlic and stir constantly. Garlic burns fast - way faster than onion - and burnt garlic will make your whole pot bitter.

Keep the heat at medium and stir for about five minutes, until the kitchen smells amazing and the garlic is aromatic but still pale. If it starts to color, pull the pot off the heat for a minute and let it coast.

Tip

Burning garlic is one of the two things that wrecks tomato soup. The other is overblending - more on that in step 7.

5

Step 5: Add Tomatoes, Stock, Sugar, and Seasonings

3:25
Step 5: Step 5: Add Tomatoes, Stock, Sugar, and Seasonings

Carefully tip in two cans of whole peeled tomatoes, juice and all - don't waste a drop of that liquid. Stir to combine, then pour in three cups of stock. Veggie, chicken, or plain water all work - the recipe is forgiving here.

Add a tablespoon of sugar to balance the acid in the tomatoes, a generous pinch of kosher salt, and at least a quarter teaspoon of black pepper. Salt early so it works its way through the whole pot, not just the surface.

Tip

San Marzano tomatoes from Italy are the gold standard here, but any whole peeled canned tomato will do. Look for ones canned in juice, not puree - you want the bright tomato flavor, not the cooked-down version.

6

Step 6: Simmer for Thirty Minutes With Herbs

4:45
Step 6: Step 6: Simmer for Thirty Minutes With Herbs

Bring the pot to a boil, then drop the heat to a gentle simmer. Add a pinch of dried thyme and a little oregano, or whatever herbs you love. Let it cook uncovered for about half an hour.

The liquid reduces, the tomatoes break down, and every flavor in the pot melds together. Give it a stir every few minutes. Simmer means lazy bubbles around the edge of the pot, not a rolling boil - if the surface is bubbling all over, the heat is too high.

Tip

Resist the urge to cover the pot. You want some of that liquid to evaporate so the soup concentrates instead of staying watery.

7

Step 7: Blend With an Immersion Blender

5:45
Step 7: Step 7: Blend With an Immersion Blender

Once the soup has reduced, grab an immersion blender and pulse it through the pot until you get a silky, smooth texture. A few short bursts is all you need.

Do not overblend. If you whip the soup too hard, or move it to a high-speed countertop blender, some olive oils turn shockingly bitter. It's a real chemical thing - the polyphenols in the oil break down under high-shear blending. Stick with short pulses on a stick blender, and stop the second the soup looks smooth.

Tip

No immersion blender? A potato ricer or masher works in a pinch. The texture won't be as silky but the flavor is the same.

8

Step 8: Stir In Cream, Ladle, and Garnish

6:20
Step 8: Step 8: Stir In Cream, Ladle, and Garnish

Pour in a splash of heavy cream - about a half cup - and stir it through. The cream rounds out the acid from the tomatoes and adds that velvety mouthfeel restaurant soups have. Taste and add more salt or pepper if you need it.

Ladle into bowls. Tear some fresh basil over the top, add a crack of black pepper, and serve with crusty bread, homemade croutons, or grilled cheese. Grilled cheese on the side is the move.

Tip

If you want a non-dairy version, swap the heavy cream for full-fat coconut milk. It changes the flavor a little but keeps the silky texture.

Products Used

❖ The Recipe

How to Make Tomato Soup

American
Serves
Serves 4 to 6
Prep
10 min
Cook
50 min
Total
1 hr

Ingredients

13 items
  • 2 cans (28 oz each)whole peeled canned tomatoesSan Marzano if you can find them
  • 1 largeyellow onionchopped
  • 6 clovesgarlicsmashed and minced
  • 2 tbspunsalted butter
  • 3 tbspolive oil
  • 3 cupsvegetable or chicken stockor water for a plainer version
  • 1/2 cupheavy cream
  • 1 tbspsugar
  • 1 pinchdried thyme
  • 1 pinchdried oregano
  • to tastekosher salt
  • 1/4 tspblack pepper
  • 1/4 cupfresh basiltorn, for garnish

Method

  1. 1
    Step 1: Chop the Onion and Smash the Garlic. Grab a yellow onion and give it a rough chop - you want about one and a little extra.
  2. 2
    Step 2: Melt Butter and Olive Oil in a Dutch Oven. Set a Dutch oven or other big pot over medium heat.
  3. 3
    Step 3: Cook the Onion Until Translucent. Tip the chopped onion into the melted butter and oil and stir to coat.
  4. 4
    Step 4: Add the Garlic and Cook Five Minutes. Once the onion is softened, add the minced garlic and stir constantly.
  5. 5
    Step 5: Add Tomatoes, Stock, Sugar, and Seasonings. Carefully tip in two cans of whole peeled tomatoes, juice and all - don't waste a drop of that liquid.
  6. 6
    Step 6: Simmer for Thirty Minutes With Herbs. Bring the pot to a boil, then drop the heat to a gentle simmer.
  7. 7
    Step 7: Blend With an Immersion Blender. Once the soup has reduced, grab an immersion blender and pulse it through the pot until you get a silky, smooth texture.
  8. 8
    Step 8: Stir In Cream, Ladle, and Garnish. Pour in a splash of heavy cream - about a half cup - and stir it through.

Your Guide

Preppy Kitchen

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