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Dinner · Part 2 of 3: Instructions

Easy Slow Cooker Broccoli Cheddar Soup Step-by-step instructions

A white bowl of steaming broccoli cheddar soup placed on a table.
Prep
Cook
Total
Serves
4
Includes 5 min resting

Before you start

Before starting, ensure the slow cooker insert is clean and dry. Prepare the vegetables by washing the broccoli thoroughly and cutting it into uniform, bite-sized florets to promote even cooking.

Dice the onion into small, consistent pieces so they soften at the same rate as the broccoli. Have all ingredients measured and ready, including the broth, to streamline the assembly process.

Ingredients at a glance (4)
  • 4 cups broccoli florets
  • 1 cup diced onion
  • 1 tsp garlic powder
  • 3 cups chicken broth

Instructions

Layering the vegetables

  1. Layering the ingredients
    Add the broccoli florets to the bottom of the slow cooker, then scatter the diced onion over the top. Sprinkle the garlic powder evenly over the vegetables.
    Look for vegetables are evenly distributed in the cooker
    Tip ensure the broccoli is cut into bite-sized pieces for consistent cooking

The slow cooker should be filled with the prepared broccoli and onions. Ensure the garlic powder is distributed evenly so that the seasoning reaches all parts of the dish during the cooking cycle. The ingredients should look neatly layered and ready for the liquid.

Adding broth and cooking

  1. Adding the liquid
    Pour the chicken broth over the vegetables in the slow cooker. Cover the slow cooker with the lid and set it to cook on low for four hours.
    Look for liquid covers the ingredients well
    Tip do not overfill the slow cooker to prevent boiling over

The liquid should just cover the vegetables without overflowing the insert. Once the lid is secure, the slow cooker will begin to build heat.

The kitchen should remain quiet as the cooking begins, and the slow cooker should be placed on a stable, heat-resistant surface.

Finalizing the texture

  1. Finishing the soup
    Check that the vegetables are tender. Once cooked, serve the soup immediately in bowls while hot. Let any leftovers cool for no more than two hours before refrigerating.
    Look for vegetables are fork-tender and soft
    Tip stir the soup gently before serving to incorporate any settled flavors

The finished soup should be steaming and fragrant. The broccoli should be soft enough to yield easily when touched with a spoon. Check that the consistency is uniform and that all ingredients are well-incorporated before serving the soup into individual bowls.

Common mistakes

Avoid lifting the lid frequently during the cooking process, as each time the lid is removed, the slow cooker loses significant heat and adds time to the total cooking duration.

Also, ensure the broccoli pieces are not too large, as they will not soften properly within the four-hour window, resulting in a chunky and uneven soup texture.

How to tell it’s done

The soup is ready when the broccoli is completely tender and can be easily pierced with a fork without resistance. The onions should be translucent and fully softened, blending into the broth.

The liquid should look thick and aromatic. No internal temperature monitoring is required for this vegetable-based dish, but ensure the broth is piping hot throughout before serving.

Coming up in Part 3: common questions

  • Can this soup be made in a regular pot instead of a slow cooker?
  • Is it possible to add other vegetables to this recipe?
  • Why is it important to let the soup cool for two hours before refrigerating?

Also in Part 3: variations (Spicy Broccoli Soup, Herb-Infused Version), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)