This Lazy Lasagna Soup Casserole is what happens when your favorite cozy soup and classic baked lasagna team up for the ultimate comfort fusion. It’s rich, meaty, and saucy like lasagna soup—but baked with torn noodles and a golden, cheesy crust that’s impossible to resist. No layering, no fuss—just stir, bake, and scoop. It’s a viral-worthy recipe made for busy nights, potlucks, or when you want lasagna flavor with casserole ease.
1 tbsp olive oil
1 lb Italian sausage or ground beef
1 small onion, diced
3 cloves garlic, minced
2 tbsp tomato paste
1 can (28 oz) crushed tomatoes
4 cups beef broth
8–10 lasagna noodles, broken into pieces
1 tsp Italian seasoning
½ tsp crushed red pepper flakes (optional)
1 cup ricotta cheese
2 cups shredded mozzarella
½ cup grated Parmesan
Salt and pepper to taste
Preheat oven to 375°F (190°C). Grease a 9×13-inch casserole dish.
In a large skillet or pot, heat olive oil and cook onion until soft. Add garlic, stir for 30 seconds. Add sausage or beef and cook until browned.
Stir in tomato paste, crushed tomatoes, broth, Italian seasoning, red pepper flakes, salt, and pepper.
Add broken lasagna noodles and simmer for 10–12 minutes until partially cooked.
Stir in half the mozzarella and Parmesan. Pour the mixture into the casserole dish.
Dollop ricotta across the top, sprinkle with remaining mozzarella and Parmesan.
Bake uncovered for 20–25 minutes until bubbly and golden on top.
Let rest 5–10 minutes, then serve by the spoonful.