Yield
8 servings
Prep Time15
Cook Time20
1/4 cup: butter
1 small: onion, sliced
1/2 large: red bell pepper, cut into matchstick-sized pieces
1 clove: garlic, minced
1/4 cup: all-purpose flour
1 cup: milk
1/2 cup: grated Parmesan cheese
32 ounces: tomato sauce (such as Classico® Tomato and Basil Sauce)
1/4 teaspoon: ground black pepper
1/2 teaspoon: balsamic vinegar
1 dash: hot sauce, or to taste
1 1/2 cups: chopped fresh spinach
Heat butter in a large skillet over medium heat; cook and stir onion, red bell pepper, and garlic until tender, 5 to 10 minutes. Stir in flour until dissolved and thickened, about 5 minutes. Pour in milk, stirring constantly, until well mixed. Add Parmesan cheese; stir until cheese is melted, 5 minutes.
Stir tomato sauce into creamy onion mixture; season with black pepper, balsamic vinegar, and hot sauce. Cook and stir until heated through, 5 to 10 minutes. Sprinkle spinach over sauce to serve.
Calories: 138 kcal
Carbohydrates: 12.5 g
Cholesterol: 22 mg
Fat: 8.1 g
Fiber: 2.2 g
Protein: 5.3 g
Sodium: 725 mg
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