Combine flax and water in a small bowl and set aside.
Saute garlic over medium heat with olive oil.
Add remaining vegetables and saute until softened, about 3-4 minutes.
Combine all ingredients together in a food processor and pulse until smooth.
Form mixture into 2 inch balls and place on a baking sheet covered in parchment paper.
Bake at 350 for 20-25 minutes, flipping halfway through.
Serve meatballs with pasta and marinara sauce of choice.
