Click here to see update post! Store: Mamma Teresa Ristorante Free Birthday Stuff: Free birthday desset at Mamma Teresa Ristorante. You can have your birthday dessert anytime during the month of your birthday. What you have to do: Sign up for their Birthday Club to receive the voucher. Click here to learn more. The low down: Mamma Teresa is a family run Italian restaurant. Where to find a location: 300 Somerset St. West, Ottawa, Ontario Does this free birthday gift no longer exist? Email us at email@example.com so we can flag this post.