Preheat Oven: Set oven to 350°F (175°C).
Mix Ingredients: In a large casserole dish, combine uncooked rotini, marinara sauce, water, and meatballs. Stir until pasta is evenly coated.
Cover & Bake: Cover with aluminum foil and bake for 45–50 minutes, or until pasta is tender and meatballs are heated through.
Optional Topping: Remove foil in the last 5 minutes of baking and sprinkle with shredded cheese. Return to oven until melted and bubbly.
Serve: Let casserole cool slightly before serving. Garnish with fresh basil, if desired.
Tips & Variations
Add Veggies: Toss in spinach, bell peppers, or zucchini for extra nutrition.
Spicy Kick: Add red pepper flakes to the sauce for heat.
Make Ahead: Assemble casserole a day before, cover, and refrigerate. Bake as directed when ready.
Key Takeaway
This Fantastic Meatball Casserole is an easy, crowd-pleasing meal with minimal prep. Perfect for families, meal prep, or comforting weeknight dinners.
