Line an Instant Pot baking insert with parchment paper
In a large bowl combine flour, salt, pepper, and baking powder.
Using your hands or a pastry cutter, cut in the butter until the texture of coarse bread crumbs.
In a separate bowl combine the milk and eggs.
Add the milk and egg mixture to the flour bowl and stir only unitl well combined.
Add the other ingredients and stir only until thoroughly disbursed throughout the batter and well combined.
Add the other ingredients and stir only until thoroughly disbursed throughout the batter and well combined.
Pour the batter into the lined baking insert.
Tent with aluminum foil being certain to seal around the edges of the pan.
Place one cup of water and the trivet into the Instant Pot.
Use a baking sling or aluminum foil sling and place the insert onto the trivet.
Place the lid on the Instant Pot and set the vent valve to sealing
Use the manual setting for 1 hour 10 minutes
Use the manual setting for 1 hour 10 minutes
Carefully remove the lid being careful of any steam remaining.
Remove the insert and set on a cooling rack.
Remove the foil and let it sit in the pan on the cooling rack for 10 minutes.
Lift the casserole from the pan using the parchment paper and slide it off onto the cooling rack. Let it sit for 10 more minutes.
Slice and serve. We like it with Cholula hot sauce on it.