Avocado Beef & Lentil Burger Lettuce Wraps - California Avocados

Ingredients

• 1 Tbsp. butter
• 1 cup sliced mushrooms
• 2 tsp. Worcestershire sauce, divided
• 1/3 ripe, Fresh California Avocado, seeded, peeled and mashed
• 3/4 lb. 80% lean ground beef
• 1/2 cup cooked lentils
• 2 Tbsp. minced roasted red peppers
• 1/2 tsp. sea salt
• 4 large butter or green lettuce leaves
• 4 oz. slices pepper jack cheese, optional
• California Avocado Pineapple Relish (make-ahead recipe below)
• California Avocado Pineapple Relish
• 1/3 cup diced pineapple, fresh or canned
• 3 Tbsp. finely chopped onion
• 1 Tbsp. lemon juice
• 2 tsp. chopped fresh mint
• 1/8 tsp. salt
• 1/8 tsp. crushed red pepper flakes
• 2/3 ripe, Fresh California Avocado, diced