Step 1 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Poke holes all over the sweet potatoes with a fork, then place on a large microwave-safe plate. Microwave on high until potatoes are very fork-tender, 15-20 minutes. Use oven mitts to remove plate from the microwave and allow sweet potatoes to rest until cool enough to handle, about 15 minutes. Microwave in batches if necessary.
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Step 2 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Preheat the oven to 375°F.
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Step 3 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Spray a 9x13-inch baking dish with nonstick cooking spray. Set aside.
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Step 4 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Scoop the baked sweet potato flesh from the skins and place in a large mixing bowl. Discard skins. Add the Parmesan, butter, cream, salt, and pepper. Mash the mixture with a potato masher until it is smooth and creamy. Add the eggs and stir until smooth and combined.
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Step 5 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Transfer the sweet potato mixture to the prepared baking dish and smooth it into an even layer.
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Step 6 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Place the flour, Parmesan, dried rosemary, garlic powder, and salt in a large mixing bowl. Stir with a fork to combine. Drizzle the melted butter into the bowl and mix until large crumbs form.
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Step 7 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Sprinkle the crumble evenly over sweet potatoes.
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Step 8 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Bake the casserole on middle rack of oven until topping is golden brown and the dish is gently bubbling at edges, 30-35 minutes.
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Step 9 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Check to see that casserole is done. Remove from oven or add time as needed.
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Step 10 of 10
Savory Sweet Potato Casserole with Parmesan Crumble
Allow sweet potato casserole to rest for 5-10 minutes before serving.
