Pat crabs dry with paper towels. Flour both sides of crab. Heat the butter and oil in the skillet until hot and foamy. Use medium heat. Saute shell side down first for 2 minutes. Shake skillet across burner if crabs stick. Salt lightly, then turn carefully with a spatula. Add the garlic and pine nuts. Use a spoon to coat nuts and garlic with butter sauce. Cook crabs 2 minutes more, adjusting heat if necessary. Spoon on sauce. Serve on hot plates white lemon wedges. Serves 4.
» Pine nuts are not just for pesto, they give the soft crab an earthy flavor and make this meal an incomparable delight.