Place a large skillet over medium heat. Melt 2 tablespoons butter and the oil together.
Add shallots, garlic and pepper flakes and sauté for 2 to 3 minutes.
Add shrimp and continue to sauté for 3 minutes, until shrimp begin to turn pink. Season with salt and pepper.
Transfer shrimp to plate.
Pour wine into skillet and simmer for 1 minute.
Melt remaining butter and return shrimp back to skillet. Continue to cook until shrimp has just cooked through, 2 to 3 minutes. Season with salt and pepper. Remove skillet from heat and top with parsley and lemon zest. Serve.
