Combine flour, sugar, baking powder, salt, pepper, garlic powder, diced onions, and corn meal in a large mixing bowl. Whisk until completely incorporated.
Mix in milk and hot sauce. Stir for 2 minutes until a thick batter is created.
Drizzle oil onto the griddle. Drop ¼ cup spoonful's of the batter directly onto the griddle.
Cook until both sides are golden brown, about 3 minutes per side.