Preparation is relatively simple and can be done at home. Here are some steps: 1. Choose Fresh Ingredients: Use fresh fruits, vegetables, and other foods. 2. Cook Until Soft: Steam, boil, or bake the food until it is soft enough to mash or puree. 3. Blend or Mash: Use a blender, food processor, or a fork to achieve the desired consistency. 4. Add Liquids if Needed: You can add water, breast milk, or formula to achieve a smoother texture if necessary.