Total Calories: 257
Preheat oven to 325° F. Melt butter or margarine in large skillet. Add scallions and sauté 5 minutes. Add shrimp, mix carefully into butter or margarine mixture add port and simmer 3 minutes. Transfer shrimp to a well-greased, shallow, 9-inch round ovenproof pan or 6 ramekin dishes. In bowl, beat together yolks and cream. Add parsley season with salt and pepper. Pour custard mixture over shrimp. Bake until set, about 35 minutes.
Note: If making a single tart, let cool 10 minutes before cutting into serving wedges.