This is a good dish for a summer potluck or for a quick dinner like we had tonight. Medium shell-shaped pasta will also work in place of orecchiette. Serves 4 8 ounces uncooked orecchiette pasta 1 cup frozen peas 1/2 pound medium shrimp, peeled and deveined 1 cup thinly sliced radishes 1/2 cup mayonnaise 1/4 cup buttermilk 3 Tbsp. minced fresh chives 1 Tbsp.chopped fresh dill 1/2 tsp. salt 1/2 tsp. grated lemon rind 1 Tbsp. fresh lemon juice 1/4 tsp freshly ground black pepper 1/8 tsp. ground red pepper 2 garlic cloves, minced 1. Cook pasta according to package directions. Drain and rinse with cold water; drain. Combine pasta, peas, shrimp and radishes in a large bowl. 2. Combine mayonnaise and remaining ingredients in a small bowl; stir well with a whisk. Pour over pasta mixture, tossing to coat. 3. Cover and let stand 20 minutes. Serve at room temperature, or cover and chill until ready to serve. `