Cook pasta according to instructions on the package.
In a small saute pan over medium, add the garlic, beans, carrot and 1/2 cup of the vegetable stock.
Cover and simmer for 5-7 minutes, stirring ocassionly until carrots are tender.
Add the bean mixture to a food processor, along with the nutritional yeast, plant milk and 1/4 cup of the vegetable stock.
Blend until smooth.
Salt and pepper to taste.
Once your pasta is drained, add back into your pasta pot.
Pour sauce over your pasta and heat over medium heat, stirring to prevent burning. You can add some more vegetable stock at this point if you like a thinner sauce.