Not enough Cleaning info given. 
Removing cooked on residue.
(First sprinkled 
1 tsp Baking Powder,
Then Sponged on mix-
1 tbs. vinegar  
2 drops of dish liquid soap
Let sit and fizzle
Wipe clean with moist sponge
The Grill is easy and simple to use.
Purchased to give my Son more opportunity to help with meals and grill food.
He and we are pleased and proud of his initial effort.
We are planning more meals with his Grill Skill.
So far successful. And quick.
Yeay!
Although haven't tried all food groups yet, but hope to and reccomend for veggies, fruit rings, seafood and meat.
Yumm.