Tortilla/burrito lasagna + awesomeness??

I was craving some mexican food with a twist if it makes sence just a mexican dish thats different? so this is what me and my wife came up with sum burrito/lasagna stile dish so this is what youre gona need to make this dish

• 2 pounds ground beef
• 1 onion, chopped
• 1 McCormick taco seasoning package
• 2 teaspoons minced garlic
• 1 (2 ounce) can black olives, sliced
• 1 (4 ounce) can diced jalapenos
• 1 (16 ounce) jar  mild salsa
• 2 (16 ounce) cans refried beans
• 12 (8 inch) flour tortillas
• 9 ounce shredded cheddar/mozzarella cheese mix

k now that you have all these goodies lets get started and build this awesome meal

1. Preheat oven to 350 degrees F 
2. In a large skillet over medium heat, saute the ground beef for 5 minutes then add the onion, taco seasoning and garlic, and saute for 5 more minutes. Drain any excess fat, if desired.
3.  Mix in the olives, diced jalapenos, mild salsa and refried beans. Stir mixture thoroughly, reduce heat to low, and let simmer for 15 to 20 minutes.
4. Spread a thin layer of the meat mixture in the bottom of a 4 quart casserole dish. Cover with 1 of the tortillas followed by more meat mixture, then a layer of cheese. Repeat tortilla, meat, cheese pattern until all the tortillas are used, topping off with a layer of meat mixture and cheese.
5. Bake for 20 to 30 minutes in the preheated oven, or until cheese is slightly brown and bubbly.