Take protective measures (optional): Put on rubber gloves to protect your hands, especially if you have sensitive skin.
Prepare the oven: Remove any loose food particles or crumbs from the oven. Make sure the oven is turned off and cooled down before you begin cleaning.
Dissolve dishwasher tablet: Fill a small bowl or cup with warm water. Put the dishwasher tablet in and let it dissolve by stirring it gently. You will get a kind of paste.
Apply the paste: Dip a sponge or soft brush into the resulting paste. Apply the paste generously to the dirty areas of the oven. Pay particular attention to the areas that are most contaminated.
Leave on: Leave the paste on for about 15-20 minutes. This gives the detergents in the dishwasher tab time to dissolve the grease and dirt.
Rub and wipe: After the paste has set, rub the oven with the sponge or brush. You will find that the dirt is easier to remove. Wipe the oven with a clean cloth to remove the residue.
Allow oven to dry: Allow the oven to air dry before using it again.
Note:

Be sure to wipe down the oven thoroughly after cleaning to ensure no cleaning agent residue remains.

With this simple trick you can restore your oven to its new splendor without much effort and at minimal cost. A dishwasher tablet is an amazingly versatile cleaning product that can work wonders in the kitchen. Try it out and make your oven shine like new!