Berbere Chicken and Lentils

Ingredients (14)

• 8 cups water
• 3 tsp salt divided
• 1 lb dried brown lentils rinsed, drained
• ⅔ cup olive oil
• 1/2 cup red wine vinegar
• 1 tsp dijon mustard
• 2 tbsp berbere spice divided
• 1/2 tsp cinnamon
• 2 garlic cloves minced
• 1 large onion chopped
• 2 pounds skinless boneless chicken breasts (or boneless thighs)
• 2 tbsp olive oil
• 1/4 cup fresh parsley chopped
• 1 lemon slices