Pre-heat oven to 350 degrees. In a mixing bowl, combine shrimp with butter, chili sauce, Worcestershire, lemon juice, Sriracha, Creole Seasoning, and garlic and pour into lightly greased 13x9-inch baking dish. Toss to coat. Spread the shrimp in single layer. Bake for 12 to 15 minutes or until shrimp turn pink, stirring and turning shrimp after 8 minutes.
In the meantime, cook grits according to package directions. Stir in mashed sweet potatoes, butter, salt, and pepper; cook over medium-low heat until heated through. Stir in gouda and thyme.
Spoon grits onto serving platter. Top with shrimp and sauce. Garnish with thyme sprigs and crumbled bacon.