Strawberries - Use fresh strawberries for this pie, not frozen. Frozen strawberries contain extra moisture that can cause your pie to be runny. Important Tips:Cornstarch is very fickle. It is important to pay attention to the recipe steps or your pie may not set properly. Make sure you mix the cornstarch into cold water first, then gradually pour it into the strawberries and let it boil for 1-2 minutes (but no longer than this). The strawberry mixture should be reduced slightly, but not so...