Limiting shopping trips will also force you to utilize what you already have at home before rushing out to buy new items. Making your groceries last longer helps you save. Also, going shopping less often means fewer chances to make impulse purchases.
However, meat can be expensive. Why not incorporate at least one vegetarian meal into your weekly menu to cut costs? If this helps your budget, consider adding more vegetarian meals. Plus, there are tons of vegetarian-focused websites and cooking videos online.