JUICY KETO MEATBALL SUB WITH FATHEAD DOUGH BUN
A low-carb twist on the classic Italian sandwich that doesn’t skimp on flavor.
KEY INFO:
- Prep Time: 35 minutes
- Cook Time: 25-30 minutes
- Total Time: 60-65 minutes
- Servings: 4-6
- Difficulty: Medium
- Diet: Keto, Gluten-free, Low-carb
- Cost: $15-20
EQUIPMENT NEEDED:
- Oven
- Stand mixer or handheld mixer
- 2 mixing bowls
- Microwave-safe bowl
- Baking sheet
- Plastic wrap
- Alternative: Food processor for onion processing
INGREDIENTS:
For the Meatballs:
- 1 pound ground beef (80/20 fat ratio)
- ¼ cup almond flour
- ¼ cup grated Parmesan
- 1 large egg
- ¼ cup grated onion
- 2 cloves minced garlic
- 1 tsp Italian seasoning
- ½ tsp salt
- ¼ tsp black pepper
- 1 tsp fresh parsley

For the Fathead Bun:
- 1 cup almond flour
- ¼ cup oat fiber
- 1 tbsp gluten-free baking powder
- 2 tsp Italian seasoning
- 1¼ tsp xanthan gum
- 1 tsp salt
- 2½ cups shredded mozzarella
- 2 oz cream cheese
- 2 large eggs
For Assembly:
- ½ cup low-carb marinara sauce
- ¼ cup shredded mozzarella
- 2 tbsp grated Parmesan
METHOD:
- Preheat oven to 425°F (218°C).
- Combine all meatball ingredients in a large bowl.
Mix gently with hands – don’t overwork. - Form into 12-15 equal-sized meatballs.
Each should be about golf ball size. - Bake meatballs for 15-20 minutes until internal temperature reaches 160°F.
- For the bun: Mix dry ingredients in a bowl.
- Microwave mozzarella and cream cheese in 30-second intervals until melted.
Should be completely smooth. - Add eggs to cheese mixture, then combine with dry ingredients.
- Divide dough into 4-6 portions, split each for top and bottom buns.
- Shape buns and place on lined baking sheet.
Should be slightly larger than palm size. - Bake buns 10-12 minutes until golden brown and firm.



CRUCIAL TIPS:
- Don’t overmix meatball mixture.
- Let cheese cool slightly before adding eggs.
- Use wet hands when handling fathead dough.
- Check baking powder freshness for proper rise.
STORAGE & SCALING:
Storage:
- Meatballs: Refrigerate up to 3 days.
- Buns: Room temperature 1 day, freeze up to 1 month.
Scaling:
- Recipe easily doubles.
- Freeze extra buns and meatballs separately.
COMMON MISTAKES:
- Overworking meatball mixture makes them tough.
- Not letting cheese cool enough scrambles eggs.
- Skipping xanthan gum makes buns crumbly.
VARIATIONS:
Spicy Version:
- Add ½ tsp red pepper flakes to meatballs.
- Use spicy marinara.
Mediterranean Style:
- Add feta to meatballs.
- Top with olives and fresh basil.
