Preheat oven to 350°F. Prepare a baking sheet by lining with parchment paper.
Cream together butter, sugar, brown sugar, vanilla, and baking soda in a large mixing bowl.
Add gluten free flour and lactose free milk to butter mixture. Mix thoroughly.
Add allergy-friendly chocolate chips and mix again.
Scoop cookie dough into tablespoon-sized mounds, about 2 inches apart on baking sheet.
Bake for 10-11 minutes for chewier cookies, or 12-13 minutes for crispier cookies.
Cool on pan for 5 minutes, then move to cooling rack.
Store in an airtight container.