Infant food preservation methods that work off-grid?

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Safe Dehydration Methods for Infant Food Dehydrating is an effective way to preserve infant food off-grid. Use a food dehydrator or a solar dehydrator with a temperature range of 135°F to 145°F (57°C to 63°C) to dry fruits and vegetables. Slice or puree the food into a consistent thickness to ensure even drying. Dehydrate for 6-8 hours, or until the food reaches an internal temperature of 135°F (57°C). Store dehydrated food in airtight containers for up to 6 months. To rehydrate, simply add water to the recommended ratio.
Canning Infant Food Canning is another reliable method for preserving infant food off-grid. Use a pressure canner with a minimum capacity of 16 quarts (15 liters) and follow safe canning practices to prevent spoilage. Sterilize equipment and jars in boiling water for 10-15 minutes. Fill hot, sterilized jars with breast milk, formula, or pureed food, leaving 1/4 inch (6 mm) headspace. Process jars in the pressure canner at 10 pounds (4.5 kg) pressure for 20-30 minutes, or according to the manufacturer’s guidelines. Store sealed jars in a cool, dark place.
Freezing Infant Food Freezing is a convenient method for preserving infant food off-grid, especially for short-term storage. Use a deep freezer with a temperature of -18°C (0°F) or lower. Label and date containers clearly, and store them at the back of the freezer to maintain a consistent temperature. Freeze breast milk, formula, or pureed food in ice cube trays or airtight containers, then transfer to freezer bags or containers for long-term storage. Frozen food can be safely stored for up to 3-6 months. When using frozen food, always thaw it in the refrigerator or with cold water, and reheat to an internal temperature of 165°F (74°C) before serving.