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This Instant Pot split pea soup is the ultimate meal—it’s filling, plant based, and easy to make in a pressure cooker. A tasty, healthy dinner recipe that everyone loves!

Instant pot split pea soup
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Split pea soup might sound humble, but in our opinion it’s pretty much the perfect meal. It has a cozy, nostalgic feel (maybe because Alex’s mom often makes this tasty soup for soup nights). It’s also delicious: full of hearty, lightly smoky flavor.

Also, split peas are packed with protein and make a filling plant based recipe that’s perfect for lunch or dinner. Best of all, this soup is very easy to make! If you use a pressure cooker to make split pea soup, it takes only 15 minutes of active time—then it’s totally hands off!

Tips for making Instant Pot split pea soup

This classic soup is often made with ham or bacon, but for Instant Pot split pea soup we’ve swapped that out for a little liquid smoke. The great thing about split peas is that they’re packed with plant based protein, making this recipe filling even without the meat! Here are a few tips for making it:

  • Feel free to grab extra bags of split peas. Grab a few extra pounds so you can make this soup often. Did you know split peas are shelf stable for 2 to 3 years? It’s perfect for stocking your pantry for nutritious meals in a hurry.
  • Use the Sauté function for the aromatics. Onion, carrot, and celery are traditionally called aromatics because they add a fantastic underlying aroma to soups.
  • Dump, set it and forget it. Add the remaining ingredients and pressure cook on High for 15 minutes. (Remember, it does take 10 to 15 minutes for the pot to come up to pressure before it starts cooking.)
Instant Pot split pea soup

What to serve with split pea soup

There are lots of things to serve with this Instant Pot split pea soup! Here are some of our favorite ideas:

More about split peas

You might be wondering: what are split peas? Are they the same as lentils, or different? Well, split peas and lentils are both legumes. But split peas are a different type of legume from lentils. They’re a field pea, a pea grown for drying, It’s a special type of dried pea that is split in half, making it break down easily into a thick, soup like consistency when cooked.

Split peas are available at most grocery stores. You can also often find them in the bulk bins, or buy split peas online. As we mentioned above, the shelf life of split peas is 2 to 3 years! So it’s a great healthy ingredient to stock up on.

Split peas

Flavor key: liquid smoke

Traditional split pea soup often has ham or bacon. For our version of Instant Pot split pea soup, we wanted to make it a vegan (plant based) recipe. So to mimic the smoky flavor of ham and bacon, we’ve used liquid smoke instead! It’s a small jar and you can usually find it near the condiments in the grocery store.

Is liquid smoke synthetic? No, it’s actually a natural product made from condensing the smoke from burning wood. How cool is that? It’s fairly strong, so use it sparingly. The amount here adds a little undertone to the Instant Pot split pea soup, but not so much that it’s overwhelming.

Instant pot split pea soup

What kind of Instant Pot to use?

All pressure cooker brands vary! The brand we use is an Instant Pot 6 Qt Programmable Pressure Cooker. This recipe is customized for a 6 quart pressure cooker. We also can’t speak to other brands and types of pressure cookers. For example, Instant Pot Mini works differently, so use it at your own risk!

Dietary notes

This Instant Pot split pea soup recipe is vegetarian, gluten-free, plant-based, dairy-free, and vegan.

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Easy Instant Pot Split Pea Soup

Instant pot split pea soup

5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.8 from 12 reviews

This Instant Pot split pea soup is the ultimate meal: filling, plant based, and easy to make in a pressure cooker. It’s a tasty healthy vegan dinner recipe!

  • Author: Sonja Overhiser
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Total Time: 45 minutes
  • Yield: 6 1x
  • Category: Main Dish
  • Method: Pressure Cooker
  • Cuisine: Plant Based

Ingredients

Scale
  • 1 yellow onion
  • 4 carrots
  • 2 celery ribs
  • 2 tablespoons olive oil
  • 2 quarts vegetable broth
  • 1 teaspoon kosher salt
  • 1 pound split peas
  • 2 garlic cloves
  • 1 teaspoon liquid smoke
  • Fresh ground pepper

Instructions

  1. Finely chop the onion. Finely chop the carrots and celery.
  2. Turn on Saute mode and add the olive oil to the Instant Pot. When it is heated, add the onion, celery and carrots and saute for 7 minutes until the onions are softened. Add the broth, kosher salt and split peas to the Instant Pot. Lock the lid of the Instant Pot. Place the pressure release handle (vent) in the “Sealing” position.
  3. Cook on High Pressure for 15 minutes: Press the Pressure Cook button, making sure the “High Pressure” setting is selected, and set the time. Note that it takes 10 to 15 minutes for the pot to “preheat” and come up to pressure before it starts cooking. (During cooking, avoid touching the metal part of the lid.)
  4. Quick release: Vent the remaining steam from the Instant Pot by moving the pressure release handle to “Venting”, covering your hand with a towel or hot pad. Never put your hands or face near the vent when releasing steam. Open the pressure cooker lid.
  5. Add the final flavorings: Stir in the grated garlic (you can grate right into the pot) and liquid smoke, some fresh ground pepper. Add a little more kosher salt if you’d like. Allow to cool and thicken for about 10 minutes before serving (it thickens as it cools). Garnish with hot sauce. Serve with crushed crackers or biscuits

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More Instant Pot recipes

Whole food plant based recipes can be some of the tastiest dinners around: and they’re easy to make in the Instant Pot! Head to our Whole Food Plant Based Diet Guide for more recipes, or check out a few of these favorite Instant Pot soups:

About the authors

Alex & Sonja

Hi there! We’re Alex & Sonja Overhiser, authors of two cookbooks, busy parents, and a real life couple who cooks together. We founded the A Couple Cooks website in 2010 to share simple, seasonal recipes and the joy of cooking. We now offer thousands of original recipes, cooking tips, and meal planning ideas—all written and photographed by the two of us (and tested on our kids!).

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49 Comments

  1. Pam Dammer says:

    I make this at least twice a month. Adding a cubed ham slice and omitting the added salt and liquid smoke. Best Split Pea recipe. Easy peasy

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