Heat up almond milk in microwave for 1 minute or on stove top (in a separate pot) until warm.
Stir tapioca starch in with almond milk until well-combined.
Reduce heat on pot with onions to low and add in almond milk-tapioca mixture. Continue stirring until mix has thickened (about 1 minute). Remove from heat.
Add in nutritional yeast and salt and pepper. Let mixture cool for 5-10 mins.
Stir in egg until well-combined.
Add in chopped cauliflower and coat with mixture.
Spray 4 small ramekins or a larger ovenproof baking dish with non-stick spray or coconut oil.
Divide mixture between ramekins or add to baking dish.
Cook for 30 minutes.
Increase oven to broil and cook for another 2 minutes.
Remove from oven and serve.
Notes
*Can use any dairy-free milk. **Can use any starch such as corn but use tapioca if paleo.