Beef and Potato Tacos

Name: Beef and Potato Tacos
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Ingredients: 1 lb Ground beef; 1/2 bunch Cilantro; 1 tbsp Garlic; 1 Jalapeno; 2 Limes, squeezed; 1 tsp Of cumin and dried cilantro; 1 1/2 Onion; 4 Potatoes, small medium; 4 Tomatoes, small; 2 tsp Chili powder; 1 Olive oil + salt; 1/2 tsp Salt and pepper; 1 Salt and pepper; 2 tbsp Olive oil; 1 White corn tortillas; 2 tbsp Butter; 1 Monterey jack cheese