Honey Dijon Popovers - La Maison Maille

Ingredients

• 4 Eggs, room temperature
• 1 ½ cups (360 ml) Whole milk
• 1 tbs (15 g) Maille Honey Dijon Mustard
• 1 tsp kosher salt
• 1 ½ cups (190 g) AP flour
• 4 tbs (60 g) Butter, melted and cooled slightly, divided