Although, for the most part, you should never need to grease, oil, or flour a silicone baking mat, there are times when it is advisable to spray them with nonstick cooking spray, such as when you are making a very sticky candy. And, silicone baking mats are not just limited to baking.Click to see full answer. Also know, how do you use a silicone baking sheet?Whether you are baking cookies, kneading dough, or baking a cake, you can use a silicone baking mat. To use as a pan liner, simply lay the mat flat on a cookie sheet if you want to make cookies. If you are worried about your cookies sticking, spray your mat with non-stick spray before you place cookies down. can you put silicone mats in the oven? The short answer is just about anything! These handy kitchen mats can go from oven to freezer and can be used to cook, decorate and even do double duty in making crafts. Silicone baking mats are flexible, non stick and can withstand very high heat. Secondly, do you need to spray a Silpat? Because it’s already nonstick, silpats don’t need to be greased or otherwise prepped before use – a bonus for those of us who like to keep an eye on how much fat we use. We also use our silpat quite a bit out of the oven. Silpats also can’t be used under the broiler or placed directly on the bottom of the oven.Can I use a silicone mat instead of parchment paper?Silicone baking mats are reusable alternatives to parchment paper: Pop one into a baking sheet and you instantly have a nonstick baking surface that you can use, wash, and reuse.