You can use any oven safe containers in the Instant Pot.
Best Types of Containers – Stainless Steel: Stainless steel bowls are the best choice for Pot-in-Pot cooking, as it transfers heat fast, and they’re safe from cracking. Corelle bowls are our second choice.
*Note: If you decide to use containers that can break, remember to check if there are any cracks before using them in the Instant Pot.
Adjust Cooking Times Accordingly: when you use different containers that varies in materials, thickness, and sizes, you may need to adjust the cooking times accordingly (even if you’re making the same recipe!).
9. How to Clean the Instant Pot?
Dishwasher Safe Parts: Instant Pot Liner (Stainless Steel Inner Pot), Instant Pot Sealing Ring, Trivet (Steamer Rack)
Exterior: Never immerse the exterior housing in water or any other liquid