Ingredients

1 3/4 cups Idaho potatoes 

1 cup parsnips 

4 teaspoons horseradish 

1/2 teaspoon coarse salt 

2 tablespoons unsalted butter, divided 

Fried eggs, for serving 

Preparation

Peel and grate potatoes and parsnips; toss with horseradish and salt. Melt 1 tablespoon butter in an 8-inch cast-iron skillet over medium. Press potato mixture into pan. Cook until bottom is golden, 10 minutes. Flip; dot 1 tablespoon butter around edges. Transfer to a 400 degrees oven; bake 25 minutes. Serve, with fried eggs.