Do away with muffin trays and stupid little wax paper cups altogether. Go the silicone way. Just pour your batter and stick them in the oven. The cups won’t melt. Then, just “peel” them off, wash and reuse.
It’s $15 for 6, but well, I guess you could say they’re the last six muffin cups you ever buy. Right here. Story VIA BookofJoe.