"Create a detailed recipe for Rosemary Lamb Burgers with Pesto serving 4, using imperial units. Include ingredients: 1 lb ground lamb, 1 tbsp fresh rosemary minced, 1 tsp sea salt, 1 tbsp coconut oil or ghee for cooking. For the pesto: 1 bunch fresh basil leaves only, 1/4 cup olive oil, 1 tsp fresh lemon juice, 1 clove garlic minced, 1/4 tsp unrefined sea salt, 1/4 cup hemp seeds or raw pumpkin seeds. For garnish: salad greens (arugula recommended), olive oil, white wine vinegar, salt and pepper. Include step-by-step instructions for mixing lamb with rosemary and salt, forming 1-inch thick patties, cooking in fat over medium-high heat 4-5 minutes per side, making pesto in food processor, tossing salad greens with olive oil, vinegar, salt and pepper, assembling burger with pesto dollop on top."