1. In a bowl whisk together eggs, butter, half and half, pumpkin, milk, sugar, salt, and pumpkin pie spice.
2. Add bread cubes and toss gently.
3. Transfer mixture to a well-greased 6-inch x 3 inch round pan.
4. Place 1.5 cups of water in the inner liner of your Instant Pot or pressure cooker. Place a steamer rack on top of this.