High-protein batch cooking plans built exclusively from Costco ingredients. Weekly meal plans, auto-scaled shopping lists, and store-specific inventory, so nothing you need is out of stock.
The exact recipes we batch cook every Sunday. 40g+ protein each, all from Costco, all under $4.50 per serving. Enter your email and we'll send them instantly.
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View Free Recipes →Choose batch size (10, 20, or 40 meals), protein targets, and dietary preferences. We build the meal plan around what your local Costco actually carries.
Get a single, optimized Costco shopping list. Every ingredient available at your nearest warehouse. No guessing, no substitutions, no wasted trips.
Follow step-by-step batch cooking instructions. Two hours, one kitchen session, meals for the entire week portioned and ready to grab.
Not every Costco carries the same products. CostcoDiet checks availability at your nearest warehouse and adjusts recipes accordingly. If the chicken thighs are out, we swap to an equivalent protein automatically.
No more showing up and improvising.
CostcoDiet tracks what you'd pay for the same meals at a regular grocery store, or what you'd spend eating out. The average batch cooker saves $200-400/month compared to takeout and $80-150/month versus standard grocery stores.
Your Costco membership pays for itself in week one.
Calculate Your Savings →Every recipe is designed around hitting 40g+ protein per serving using whole, minimally processed Costco ingredients. No protein powder hacks. No obscure supplements. Just real food, scaled for batch cooking.
Built for anyone on a high-protein protocol, especially those on GLP-1 medications who need to preserve muscle mass.
CostcoDiet was created by a board-certified physician who prescribes high-protein nutrition plans to patients daily. Every recipe is grounded in clinical nutrition science, not social media trends. Simple ingredients, real macros, actual results.
One subscription. One Costco run per week. Twenty meals in two hours. High-protein eating shouldn't require a nutrition degree or three different grocery stores.