Our ultra-creamy Green Valley Organics® lactose free sour cream mixed with capers and zesty lemon adds the perfect touch to these savory appetizer bites. Make the batter a day ahead, or go a step further and make the blinis a day ahead, refrigerate and reheat on a baking sheet in a 300°F oven until warm. Got some gluten-free guests? Simply substitute your favorite gluten-free all-purpose baking flour blend and one teaspoon xanthan gum for the all-purpose flour. Buckwheat is gluten free. Be sure to have a thermometer on hand to assure the proper water and milk temperature.