"Create a from-scratch, dairy-free, corn-free, wheat-free version of ham and scalloped potatoes inspired by the linked recipe. Use simple, beginner-friendly steps, minimal processing, and keep it suitable for a household of 3. Include ham and potatoes, but replace any dairy, wheat, or corn ingredients with safe alternatives. Avoid gluten, dairy, nuts, shellfish, soy, sesame, and corn. Use low-inflammatory, quick-easy cooking style where possible. Provide imperial units only."