Chipotle Paleo Meatballs

• 1 large onion diced
• 2 tbsp olive oil extra-virgin, divided
• 2 lb ground beef
• 2 chipotle chilies seeded and finely chopped
• 3 cloves garlic minced
• 1 tsp cumin
• 1 tsp sweet paprika
• 1 tsp salt
• 1/2 tsp ground coriander
• 1/2 tbsp ghee

For the Sauce

• 3 chipotle chilies seeded and finely diced
• 14.5 oz diced tomatoes canned
• 1 bay leaf
• 1 tsp cumin
• 1 tsp sweet paprika
• 1/2 tsp ground coriander
• 1/4 tsp salt