add in beans, chilies, and olives and about 1/2 cup of the enchalada sauce
Let simmer while you prepare the pan.
Set oven to 350 degrees.
pour enough of the enchalada sauce into the bottom of a 13x9 baking dish to cover the entire bottom with a thin layer.
cut all tortillas into quarters .
layer tri-angled tortillas on the bottom of the pan in rows about an inch apart , layerd on top of eachother (like playing cards in your hand while you are playing poker:)
dump all of the beef mixture over the totillas pour a little more of the sauce to saturate the beef mixture well.
put about 3/4 of the cheese over the meat mixture .
layer another layer of the tortillas pour the remaining ench.
sauce over .
top with the rest of the cheese.
Bake at 350 for about 45-to an hour or hot and bubbly.
Let stand for about 10-15 minutes .
Cut into 12 squares.
Top with fresh Cliantro , sour cream and red hot sauce if you like it spicy.