Preheat electric skillet to 325 degrees. Bring chicken stock to a boil in the Skillet. Add butter and oil and cook until butter is melted. Add onion and garlic. Cook 1-2 more minutes. Add rice and stir to coat well. Stir in next 5 ingredients. Cover, turn heat 250 degrees and cook until liquid has been absorbed. Slowly add more hot stock in same manner. Continue this process about 15
minutes until rice is tender. Add shrimp, scallops and salt and pepper to taste. Cook another 1-2 minutes, stirring constantly, until shrimp and scallops are cooked throughout.