Heat Oil In Large Pot And Saute, Onion, Garlic And Peppers. Add Beef And Brown Slightly. Add Remaining Ingredients Except Tortillas And Water. Bring Mixture To A Boil, Reduce Heat, Simmer Covered For 2 Hours. Soak Tortillas In Cold Water For A Few Minutes. Squeeze Water From Tortillas And Finely Crumble Into The Beef. Stir And Simmer For A Few Minutes Or Until The Mixture Thickens.