The hardest part of eating vegetarian is explaining to the family that the flamingo tongues at the Saturnalia banquet still count as meat. Stop explaining and introduce eaters of all persuasions to healthy vegan and vegetarian fare with today's Groupon: for $4, you get $8 worth of rice bowls, salads, and sides at green day café.

Slurp an 8-ounce cup of mushroom-brie soup ($2.69) or bite into a hearty honey-turkey wrap with colby jack, tomato, and mustard ($6.89). Green day's menu offers lettuce, veggies, and savory dressings spread out in a salad or rolled into a wrap. Fans of fiery flavors can try the buffalo chicken wrap tempered by cool gorgonzola ($6.89). Selections come sided with choice of veggie chips or broccoli crunch (florets flavored up by sunflower seeds and raisins). Energy seekers can rev up naturally with an antioxidant-rich guzzle of cool Via Blast ($4.89). Kids' options are also available.

The former site of a Taco Bell, green day café takes serious steps to reduce appetites and carbon footprints. Clear cups crafted from corn, recyclable to-go bags, and paper food containers help the socially conscious cuisine rack up more green cred than dirt. Dine in or grab quick savories from green day café's drive-thru.