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1
Heat oven to 350u00b0.
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2
Arrange waffles in single layer on baking sheet.
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3
Bake until crisp, about 10-minutes per side.
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4
Brown sausage in non-stick skillet over medium heat, breaking it apart with spoon, 8-10 minutes.
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5
Drain on paper towel-lined plate.
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6
Butter 8-inch square baking dish.
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7
Add half of waffles in single layer. (It's ok to break some to fit into corners if needed).
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8
Add half of sausage and 1/2 cup cheese.
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9
Repeat layering of waffles, sausage, and 1/2 cup of cheese.
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10
Whisk eggs, milk, maple syrup, salt, and pepper in medium bowl until combined.
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11
Pour egg mixture evenly over casserole.
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12
Cover with plastic wrap and place weights on top. (you can put another square baking dish on top and then weight with heavy canned goods or place a couple one pound boxes of sugar on the plastic wrap and top with a cast-iron pan.).
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13
Refrigerate for at least 1 hour or overnight.
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14
Adjust oven rack to middle position and heat oven to 325u00b0.
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15
Let casserole stand at room temperature for 20 minutes.
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16
Uncover casserole and sprinkle remaining 1/2 cup cheese over top.
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17
Bake until edges and center are puffed, 45 to 50 minutes.
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18
Cool 5 minutes.
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19
Cut into pieces and serve.
