Fridge:
Yogurt, peanut butter, coconut creamer, oat milk creamer, cheese slices, eggs, bbq sauce, salsa, ketchup, lite mayo, Marion Blackberry preserves, flour, I can’t believe it’s not butter, peanut m and ms, pickles
Freezer: leftovers, frozen sweet potato fries, frozen vegetables, frozen bread
Once open food often refrigerate it even if it may not seem to need it to help prevent contamination and spoilage. Once in the summer when lived in limited a/c in Europe there were little worms in the peanut butter so ever since, yes several foods get put in the fridge now.