Tostadas de Tinga (Chicken Tinga Tostadas) - Chili Pepper Madness

Ingredients

• 1 tablespoon vegetable oil
• 1 medium onion (chopped)
• 1 jalapeno pepper (chopped)
• 2 cloves garlic (chopped)
• 2 pounds skinless chicken thighs ((chicken breast is good too))
• 16 ounce can tomato sauce
• 7 ounce can chipotles in adobo sauce
• 1 teaspoon Mexican oregano
• ½ teaspoon cumin
• Salt and pepper to taste
• 12 tostada shells
• 1 can refried beans (warmed (or use my easy refried beans recipe))
• Your Favorite Toppings