"Create a beginner-friendly walnut chocolate chip cookie recipe using these ingredients: all-purpose flour, salted butter, chocolate chips, chopped walnuts, dark brown sugar, vanilla pudding mix, granulated sugar, egg, milk, vanilla paste, baking soda, baking powder, ground cinnamon, and sea salt. Make it suitable for a household of 4, moderate budget, using oven and stovetop only if needed, and keep it simple and safe for a home kitchen in Riverside County, California. Use metric units only. Include clear ingredient amounts, concise steps, bake temperature/time, and yield. Avoid any cottage-food or regulatory claims; just make a standard home recipe."