Intarsia oven: The trick with dishwasher tablets for cleaning

Pour warm water into a bowl
Add a dishwasher tray
Once it has spent a few minutes in the water, it should be removed
Use it to remove crusts in the oven as if you were using a sponge
You should see the dirt
gradually come off Then use a kitchen sponge or a piece of sponge dampened with warm water to complete the cleaning
Pay attention to the height of the areas where most dirt appears