Jalapeño Scalloped Potatoes - Hello Potatoes

Ingredients

• 2 lbs Yukon Gold or Russet potatoes, thinly sliced
• 2 tbsp butter
• 1 tbsp olive oil
• 1 small onion, finely chopped
• 2 garlic cloves, minced
• 2 fresh jalapeños, seeded and minced
• 2 cups heavy cream
• 1/2 cup whole milk
• 1 tsp salt
• 1/2 tsp black pepper
• 1/2 tsp smoked paprika
• 1 1/2 cups shredded sharp cheddar cheese
• 1/2 cup shredded Monterey Jack cheese
• 1/4 cup grated Parmesan cheese (optional)