More ideas from Ans
Zo maak je je oven eindelijk eens goed schoon! Het is makkelijker dan je denkt.

Begin by preheating the oven to 140 F. While the oven is heating, put on a pot of water to boil. Once the oven has reached 140 F, turn it off and pour 1 cup of ammonia into a heat safe bowl or baking dish and place it on the top rack of the oven.