Combine corn, onions, peperoncini, cheese, beaten eggs, garlic powder, salt & pepper in large mixing bowl.
Meanwhile pour half & half , yogurt and dotted cream cheese in small sauce pan on stove top over medium low heat. Just slightly melt cream cheese to combine.
Add to corn mixture.
In separate small bowl mix dry ingredients, then fold into corn mixture.
Pour into buttered casserole dish and bake 30 minutes.
Notes
* can use any gluten free flour servings are based on size you cut pieces