A Guide to Baking and Cooking Substitutions Infographic - Cooking doesn't have to be linear. You can cook with so many different types of substitute ingredients and come out with the same if not bette (Creative Baking 3 Ingredients)
The Ultimate Guide to Chocolate Chip Cookies by Tessa, author behind Handle the Heat. I used the Nestle Tollhouse Chocolate Chip Cookie recipe as my control and made little changes and variations in techniques and ingredients .
Homemade Vanilla Extract - Mindlessly easy and so much cheaper & more flavorful than buying store bought vanilla! Makes great gifts! Link includes education on different types of Vanilla extracts for cooking.