Preheat oven to 400ºF (375ºF for convection ovens). Coat a muffin tin with nonstick spray.
2. Step
Hash brown cups: Whisk together eggs, cheddar cheese, kosher salt, and ground pepper in a bowl. Fold in shredded hash browns.
3. Step
Press approximately a ¼ cup of potatoes into each muffin cup, pressing down in the middle and going up the sides of the space to form a cup shape.
4. Step
Bake cups for 10–15 minutes, or until edges of potatoes are turning golden brown. Remove from oven.
5. Step
Filling: Arrange Kroger Traditional Pork Sausage in a cold skillet. Turn heat to medium-low. Cook until browned on the first side, then flip and cover pan with a lid. Continue cooking sausage until no longer pink in the middle. Remove sausage (leaving fat behind in the pan) and drain on paper towels. Roughly chop sausage into small pieces and place in a bowl.
6. Step
In the sausage fat, sauté diced onion until softened and translucent, about 5 minutes. Place onions in the bowl with the sausage.
7. Step
In the same bowl, whisk in the eggs, heavy cream, and kosher salt. Fold in baby spinach.
8. Step
Fill each hash brown cup with filling. Cover muffin tin with aluminum foil.
9. Step
Bake for 14–16 minutes or until egg is cooked through. Remove from oven.
10. Step
Remove quiches from muffin tin. Serve with chopped chives for garnish!