If you’re allergic to tapioca and GF, try out the Krusteaz’s Flour Mix! You can also make the following substitution for an egg: 2 tbsp. of water, 1 tbsp. of canola oil, and 1/2 tsp. of baking powder.
One of the easiest ways to make sure you can enjoy a salad when eating out is to carry individual packets of salad dressings that you can have. Then, you are only worrying about the contents of the salad and cross-contamination, rather than the dressing which is much harder to see.
If you have a lot of allergies, consider placing them on a business card. It’s easy for you and makes your server feel at ease knowing that they didn’t miss any allergies. For Example: