According on the manual, preheating isn’t necessary, but when cooking points other than toast, we’d suggest waiting around several minutes for your unit to heat up for best final results. My preference is for Trader Joe’s Frozen All-Butter Puff Pastry. It really is made with actual butter (which Pepperidge Farm's https://andyfyqfu.suomiblog.com/toaster-strudel-sam-s-club-options-41605127