Question: I'm searching for a free online tool that can help me come up with recipe ideas using leftover ingredients.

If you're looking for a free online tool to generate recipe ideas using leftover ingredients, Be My Chef is a great option. This AI-based recipe generator personalizes recipes based on your dietary requirements and ingredients you have available. It provides a diverse range of creative recipes for vegan, vegetarian, keto, or paleo diets, ensuring that every dish is both tasty and tailored to your needs.

Another good option is ChefGPT. Although it has a paid Pro plan, its Basic plan is free and includes features like PantryChef, which generates recipes based on the ingredients you have. The app also has other tools to help you cook, including MealPlanChef for personalized meal planning and PairPerfect for wine and beer pairings.

Last but not least, Let's Foodie is a completely free AI recipe generator that can turn any list of ingredients into a recipe in an instant. It also includes features like detailed food comparisons, cooking FAQs and step-by-step guides for different cooking methods, so it's a good all-around tool for foodies looking for inspiration from their ingredients.