Created on February 21st, 2011
Preheat oven to 450 degrees. In a large skillet over medium-high heat, brown hamburger meat and diced yellow onion. Season with salt and pepper while cooking. Drain grease, then stir in spaghetti sauce and tomatoes. Using Pam, grease a 11x7 baking dish. Spread 1/3 of sauce mixture on bottom of pan. Arrange 1/2 of the tortellini on top of the sauce. Sprinkle 1/2 of the mozzarella and monterey jack cheese over ravioli. Repeat layers, ending with the sauce on top. Cover with foil. Bake for 30 minutes. Sprinkle parmesan cheese on top before serving. Enjoy!