S/O to my Lil' Dipper pot. Love the simplicity of it, just plug & play. Freezer precooked meatballs with a splash of marinara make for perfect meatball subs. Will post an update

Instant Pot Meatball Sandwiches - Pressure Cooking Today™

Easy Meatball Subs - HappyMoneySaver

Easy Italian Sub Sandwiches with Frozen Meatballs - Grace Like

Slow Cooker Meatball Subs - The Magical Slow Cooker

Slow Cooker Meatball Subs - The Magical Slow Cooker

Easy Meatball Subs in your Instant Pot - That Instapot Paige

Easy Meatball Subs (Crock Pot Recipe) - Meatloaf and Melodrama

Instant Pot Meatball Sandwiches - Pressure Cooking Today™

Effortless Crockpot Meatball Subs That Everyone Wants - Daily Appetite

Marinara Meatball Sub with Homemade Meatballs

Slow Cooker Meatball Subs - The Magical Slow Cooker