Name: Spinach & Artichoke Dip Stuffed Meatloaf
Ingredients: 1.5 lbs ground beef; 1/2 cup breadcrumbs; 1/4 cup milk; 1 egg; 1/2 cup shredded cheddar cheese; 1/4 cup chopped onion; 1 tsp salt; 1/2 tsp black pepper; 1 tbsp olive oil; 1/2 cup chopped onion; 2 cloves garlic, minced; 1 (10 oz) package frozen chopped spinach, thawed and squeezed dry; 1 (14 oz) can artichoke hearts, drained and chopped; 1 cup mayonnaise; 1/2 cup grated Parmesan cheese; 1/4 cup shredded mozzarella cheese; 1/4 tsp salt; 1/4 tsp black pepper