For in-store pickup only and with stock varying by ZIP code, Kmart offers the Bella Mini Donut Maker, model no. 70036, for $4. That's $17 under the best shipped price we could find elsewhere. It makes seven mini donuts in three minutes and features a non-stick coating.
Of note, Shop Your Way Rewards members will earn a Kmart credit with this purchase and may be eligible for additional credits and discounts.