Ground Beef with Potatoes
*ingredients °1 medium sweet potato or 2 white potatoes, peeled and diced °1 pound crushed chuck °1 teaspoon more salt to taste °1 teaspoon garlic powder °1 teaspoon cumin °1/2 teaspoon pepper °1 minced garlic clove °1 small white onion, diced °2 Roma tomatoes, coarsely chop °1 to 2 serrano peppers, coarsely chopped °1/4 cup…