Ham and Cheese Puff Pancake

Ham and Cheese Puff Pancake. I love these kinds of meals that come together quickly for busy nights, or even for lazy Sunday mornings. My family went crazy for this, and I bet yours will too.
Ingredients
1/4 cup butter,for pan
1 cup milk, room temperature
1 cup flour
4 large eggs, room temperature
1/4 tsp. salt
1 cup diced ham
1-2 c ups shredded cheese (I used about 1 1/2 cups of Gruyere)
1 tsp. dried or 1 Tbsp. fresh herbs
Source Link: http://www.makeandtakes.com/ham-and-cheese-puff-pancake