Shellfish and Sausage Chowder

Name: Shellfish and Sausage Chowder
Ingredients: 1 tbsp olive oil; 4 C finely chopped kale; 1 C chopped onion; 1 rib celery, finely chopped; 1 link (3 oz) fully cooked chicken sausage, chopped; 4 cloves garlic, minced; 1 C clam juice (we used Bar Harbor); 12 littleneck clams, scrubbed; 12 mussels, scrubbed and debearded; 1 tbsp finely chopped fresh thyme; 12 lg shrimp, peeled and deveined; 2 1/2 C canned cannellini beans, rinsed and drained; 2 tbsp half-and-half; 2 tbsp fresh lemon juice + lemon wedges for serving; 1/2 tsp red-pepper flakes (optional)