Calculators
Graduation Party Food Calculator
Graduation parties often land around a hundred guests and a long afternoon. This preset uses 100 guests, four hours, and a full bar with standard buffet rates.
Use the controls below for drinking share, toast, and food weights. Download a PDF with shopping rows and a supplies checklist.
Estimates only. Serve responsibly.
100 guests · 4 hours · Full bar · 75 drinking · 25 not drinking
| Category | Needed | Buy |
|---|---|---|
| Beer | 150 drinks | 7 cases |
| Wine | 112.5 drinks | 23 × 750 ml |
| Spirits | 112.5 drinks | 8 × 750 ml |
| Main protein (cooked serve) | 33.0 lb cooked | 33.0 lb on the plate |
| Main protein (raw purchase) | 33.0 lb cooked | 48 lb raw at the store |
| Sides | 50.0 lb total | 50 lb |
| Appetizers | 1500 pieces | 1500 pieces |
| Dessert | 110.0 servings | 111 servings |
Assumptions
- Drinking share: 75% of headcount (75 drinking guests)
- Duration: 4 hours → 5 drinks per drinking guest
- Bar split: 40% beer, 30% wine, 30% spirits
- Pour sizes: 5 oz wine, 1.5 oz spirits, 4 oz sparkling
- Ice: 1.5 lb per guest (60% chilling, 40% serving)
- Mixers: 2 L per 750 ml spirits bottle
- Main protein: 0.33 lb cooked per guest
- Raw purchase weight: cooked ÷ 0.7 shrink factor
- Sides: 2 × 0.25 lb per guest
- Appetizers: 6 pieces first hour, 3 per hour after
- Dessert: 1.1 servings per guest
Supplies checklist
- Ice — 8 bags (20 lb each)
- Cups — 200 (2 per guest)
- Napkins — 300 (3 per guest)
- Mixers — 16 L
- Garnish (citrus, olives, cherries)
- Serving utensils and bar tools
- Coolers and ice tubs
Estimates only. Adjust the per-guest rates for your crowd.
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