How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Steak Fajita Soup?

You need 18 ingredients. The key ingredients include: 4 cups beef stock, 1 (15 ounce) can seasoned black beans, rinsed and drained, 1 (14.5 ounce) can diced tomatoes, 8 ounces leftover steak strips, cut into bite-size strips, and more.

Is Steak Fajita Soup suitable as soups & stews?

Yes, Steak Fajita Soup falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Steak Fajita Soup?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Steak Fajita Soup Recipe

Name: Steak Fajita Soup
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 cups beef stock; 1 (15 ounce) can seasoned black beans, rinsed and drained; 1 (14.5 ounce) can diced tomatoes; 8 ounces leftover steak strips, cut into bite-size strips; 1 (6 ounce) can tomato sauce; 1 small onion, chopped; 1 green bell pepper, chopped; 1 red bell pepper, chopped; 1/2 cup milk; 2 tablespoons ground cumin; 2 tablespoons fajita seasoning; 1 tablespoon minced garlic; 1 tablespoon lime juice; 1/4 teaspoon red pepper flakes; 1/2 cup long-grain white rice (optional); 1 (8 ounce) package shredded Monterey Jack cheese; 1 avocado - peeled, pitted, and sliced (optional); 1 cup tortilla chips (optional)

Warm up with this hearty Steak Fajita Soup recipe. Made with beef stock, black beans, tomatoes and steak strips. Easy step-by-step instructions included.

This Steak Fajita Soup relies on simple, everyday ingredients such as beef stock, (6 ounce) can tomato sauce, small onion, chopped and green bell pepper, chopped. It comes together quickly and makes 4 servings, at about 469 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

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Steak Fajita Soup

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions