Step 1

Preheat oven to 450F. Cook pasta until al dente, about 10 minutes; drain.

Step 2

Meanwhile, melt butter in a large skillet over medium heat. Whisk in flour, salt, and pepper; add milk, whisking until smooth. Bring to a boil; reduce heat to low.

Step 3

Stir in spreadable cheese, kale, 2 oz feta cheese, and 1/4 cup mozzarella. Fold in pasta, and transfer to a 9-inch baking dish. Sprinkle with 2 oz feta and 1/4 cup mozzarella.

Step 4

Bake 5 to 8 minutes or until golden brown. Serve immediately.