A bowl with dolmas (stuffed grape leaves), marinated beans, Greek salad, olives, and even a precooked protein can be made entirely from canned and room temp ingredients.
If you can open the freezer, ceviche is a really nice food to enjoy with fresh veggies and requires no heat.
That said, I agree with the others here that a camp stove would be worthwhile if only to feel like you’re eating a true at-home dish rather than a backpacking meal. You can likely get away with this in your garage so long as you maintain good ventilation when the burner is on.
If you can open the freezer, ceviche is a really nice food to enjoy with fresh veggies and requires no heat.
That said, I agree with the others here that a camp stove would be worthwhile if only to feel like you’re eating a true at-home dish rather than a backpacking meal. You can likely get away with this in your garage so long as you maintain good ventilation when the burner is on.