Preheat oven to 400 degF.
Melt butter in bottom of 13x9 baking dish. Add cumin and spread around edges of dish. Add three corn tortillas across bottom. Cut 2 corn tortillas in half and use to filling bottom of baking dish. Sprinkle with pinto beans, 3/4 cup bacon crumbles, and 3/4 cup taco sauce. Cover with slices of Colby jack cheese.
Lay 2 flour tortillas over top. Cut remaining tortilla in half and fill in space. Beat 6 eggs with can of jalapenos. Pour over top of flour tortillas. Layer with slices of ham. Cut remaining corn tortillas into ¾-inch strips and spread over top of ham. Sprinkle with 1 cup of shredded Colby jack cheese. Drizzle with remaining taco sauce.
Break 6 eggs, evenly spaced, over top of cheese. Cover with foil and bake for 30 minutes.
Remove foil, sprinkle with remaining shredded cheese and bacon. Bake another 15 minutes. Let rest for at least 5 minutes before serving with dollop of sour cream and additional taco sauce, if desired.