Preheat oven 350 degrees

Bring potatoes to a boil over high heat then lower to medium and cook 12-14 minutes

Drain water keeping 2/3 cup

Mash potatotes adding salt and pepper to taste

Set aside

Cook the onions and carrots over medium heat 8-10 minutes using  little water if needed

Add peas, corn and broccoli and cook for 5 minutes

Wisk the arrowroot powder, protein powder and plant milk in a bowl

Add to vegetables with the yeast

Cook until thick 5 minutes

Salt and pepper to taste

Transfer to a 9*13 casserole pan

Spoon the potatoes on top

Bake for 1 hour or until bubbly