Are these kosher?

Some of the ingredients are not on the list are these protein donuts ok Ingredients: Protein Blend (Milk Protein Isolate, Dried Egg Whites, Whey Protein Isolate), Erythritol, Water, Polydextrose, Collagen Peptides, High Oleic Sunflower Oil And/Or Palm Oil, Glycerin,...

Transferring of fried food

Hello, I understand that using the same oil that was used to cook something non Kosher, to cook something Kosher in the same frying pan its a big concern, but, when we are talking of big fryers, taking into consideration that sometimes the food is breaded (and the...