There's nothing worse than dealing with a grimy oven, especially after Christmas . It's only natural for the appliance to accumulate dirt and grease after days of festive cooking. From roasting the turkey to preparing the sides and baking all those scrumptious desserts, it's safe to say our ovens have been thoroughly used. But if the thought of hours of scrubbing is getting you down, there might be a solution. A cleaning hack has gone viral on TikTok , promising to freshen up your oven in "