2 pounds ground beef, cooked and drained 

 

Heat oven to 325. Brown ground beef and add taco seasoning and water, according to packet instructions; set aside.

 

In a separate bowl, combine sour cream, mayonnaise, half of the shredded cheese and half of the onions; set aside. 

 

Stir biscuit mix and water (directions on box) to form a soft dough. Pat dough down on the bottom and one-half-inch up the sides of a 9x13 inch greased casserole dish.

 

Saute bell peppers and remaining onion in 1 teaspoon oil until slightly tender.

 

On top of biscuit mix, evenly distribute ingredients in the following order: ground beef, tomato slices, bell peppers, onion, jalapeno peppers, sour cream mixture, and end with the remaining shredded cheese.