Denny's Original Grand Slam Breakfast Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 Grand Slam (~370g), 370g; per 100 g: 14.6g net carbs, 208 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.
How many carbs are in denny's original grand slam breakfast?
Denny's Original Grand Slam Breakfast — 1 Grand Slam (~370g), 370g — has 54g net carbs: 55.9g total carbs minus 1.9g fiber, plus 34g protein, 44g fat, and 770 calories. Per 100g that is 14.6g net carbs (15.1g total carbs, 0.5g fiber) and 208 calories. That makes denny's original grand slam breakfast moderate in net carbs and lower than the typical drink, which averages about 21.1g net carbs per 100g. At this carb count, denny's original grand slam breakfast is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is denny's original grand slam breakfast keto-friendly?
Denny's Original Grand Slam Breakfast is generally not keto-friendly. 1 Grand Slam (~370g), 370g is 54g net carbs (55.9g total carbs − 1.9g fiber); per 100g that is 14.6g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
Keeping an eye on carbs in denny's original grand slam breakfast?
Denny's Original Grand Slam Breakfast runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 Grand Slam (~370g) | 54g | 55.9g | 34g | 770 |
| 100 g (3.5 oz) | 14.6g | 15.1g | 9.2g | 208 |
| 1 oz (28 g) | 4.1g | 4.2g | 2.6g | 58 |
How many calories are in denny's original grand slam breakfast?
Denny's Original Grand Slam Breakfast — 1 Grand Slam (~370g), 370g — has 770 calories, with 34g protein, 44g fat, and 54g net carbs. Per 100g: 208 calories and 14.6g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 208 |
| Total carbs | 15.1g |
| Net carbs | 14.6g |
| Fiber | 0.5g |
| Sugar | 5.7g |
| Sugar alcohols | 0g |
| Protein | 9.2g |
| Fat | 11.9g |
| Sodium | 684mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (fast-food). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in denny's original grand slam breakfast?
- Denny's Original Grand Slam Breakfast (1 Grand Slam (~370g), 370g) has 55.9g of total carbs and 54g of net carbs. Per 100 grams: 15.1g total, 14.6g net.
- How many net carbs are in denny's original grand slam breakfast?
- Denny's Original Grand Slam Breakfast has 54g of net carbs per 1 Grand Slam (~370g), 370g — 55.9g total carbs minus 1.9g fiber.
- Is denny's original grand slam breakfast keto-friendly?
- Denny's Original Grand Slam Breakfast is generally not keto-friendly. 1 Grand Slam (~370g), 370g is 54g net carbs (55.9g total carbs − 1.9g fiber); per 100g that is 14.6g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in denny's original grand slam breakfast?
- Denny's Original Grand Slam Breakfast (1 Grand Slam (~370g), 370g) has 770 calories; that is 208 calories per 100 grams.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.