Mexican Cottage Pie

Ingredients

• 3 pounds sweet potatoes about 3–5 medium sweet potatoes
• 3 tablespoons butter or ghee
• 1 1/2 teaspoons fine sea salt
• 2 red bell peppers deseeded and finely chopped
• 1 poblano pepper large, finely chopped
• 1 small onion diced
• 3 cloves garlic minced
• 1 tablespoon olive oil
• 1 pound chorizo
• 2 pounds ground beef
• 1 tablespoon Mexican oregano may substitute regular oregano if needed
• 2 tablespoons chili powder
• 1 teaspoon fine sea salt
• 6 ounces tomato paste
• fresh cilantro for garnish, optional