I do all of my primary shopping at Safeway. Frozen food I usually get from Fred Meyer (Kroger). It’s a cheaper, better selection for frozen foods. What I can’t get at those two, I get from Walmart as a last resort. But I could get it all from Safeway. It would just cost me a bit more.
https://www.city-data.com/forum/food-drink/3508212-there-one-grocery-store-you-can.html