Cheese (lots of), lots of nuts - but Low carb "Tree Nuts" (Brazils, Walnuts, Pecans,Hazelnuts), Full fat Greek Yoghurt, Olive Oil, Avocado, mayonnaise, olives.
More cheese! I was Prediabetic, but my Blood Sugar has been fine with all of these
I am pescetarian (but mainly veggie). I lost weight...