Preparation time: 40 minutes.  Serves: 4 8 soft or hard taco shells 1 1/2 lbs. ground turkey 1 small onion, chopped 1 tbsp. vegetable oil 1/2 tsp. oregano 1 tomato, diced lettuce shredded cheddar cheese shredded mild or spicy salsa sour cream 1 tbsp. chili powder 1 tsp. each salt and paprika 1/4 tsp. garlic [...]