Steps
1. In a skillet over medium-high heat, melt the butter and cook the ground beef until browned.
2. Place the taco shells on a plate and place the cooked beef in them.
3. Top the tacos with the shredded cheese and salsa.
4. Place the tacos in a 350°F preheated oven for 10 minutes.
5. Serve hot with your favorite toppings.