The Best Baked Alfredo Spaghetti

Ingredients (9)

• ✓ cooking spray
• + 1 pound spaghetti add to pantry
• + 1 pound shredded mozzarella and provolone cheese blend add to pantry
• + 2 (16 ounce) jars Alfredo sauce (such as Ragu®) add to pantry
• + ½ cup ricotta cheese add to pantry
• ✓ ½ cup grated Parmesan cheese
• ✓ 3 eggs
• + 1 (16 ounce) jar marinara sauce, or to taste add to pantry
• + 1 (16 ounce) package frozen cooked meatballs, or to taste add to pantry