Adapted from mommycracked.net
Brown ground beef, drain, and add taco seasoning and water (according to packet instructions). In a separate bowl, combine sour cream, mayo, and 4 oz. of cheddar cheese, half the bell pepper and onions, and set aside. Stir biscuit mix and water (per directions on box) to form a soft dough. Press dough into the bottom and one half inch of the sides of an 11 x 7 inch casserole dish. Sauté’ the remaining onions and bell peppers until slightly tender. On top of the biscuit mix, layer the ingredients in the following order: ground beef, tomatoes, onion, bell pepper, jalapenos, sour cream mixture, and end with remaining shredded cheese on top. Bake at 325 degrees for 30-40 minutes or until the edges of the dough are slightly browned. Yields 6-9 servings.