Ground Beef Spinach Casserole

Ground beef and spinach team up in this family-approved casserole that's easy to prepare, bursting with flavor, and perfect to take to potlucks.

• Preparation Time: 10 mins
• Cooking Time: 30 mins
• Total Time: 40 mins
• Calories: 396 Calories

Ingredients

• 1 cup sour cream
• 1 teaspoon dried oregano
• salt and ground black pepper to taste
• 1 pound ground beef
• 2 (10 ounce) packages frozen chopped spinach, thawed and drained
• 1 medium onion, chopped
• 1 clove garlic, minced, or more to taste
• 1 (10 ounce) can sliced mushrooms, drained
• 2 dashes hot pepper sauce, or more to taste
• 1 (10 ounce) can condensed cream of celery soup
• 1 (8 ounce) package grated mozzarella cheese

Recipe Instructions

Step 1

Preheat the oven to 350 degrees F (175 degrees C).

Step 2

Bake in the preheated oven until cheese is melted, 15 to 20 minutes.

Step 3

Heat a large skillet over medium-high heat. Add ground beef, onion, and garlic; cook and stir in the hot skillet until beef is browned and crumbly, 5 to 7 minutes. Drain and discard grease. Add mushrooms, oregano, hot sauce, salt, and pepper; simmer for 5 minutes.

Step 4

Add spinach, condensed soup, and sour cream; cook until heated through, about 5 minutes. Transfer mixture to a casserole dish and cover with mozzarella cheese.