D's Whole Wheat Challah Recipe

Ingredients

• 2 (.25 ounce) packages active dry yeast
• 1 cup warm water (100 degrees F or 38 degrees C)
• 0.5 cup granular no-calorie sucralose sweetener (such as Splenda®)
• 0.5 cup butter at room temperature
• 2 teaspoons salt
• 3 eggs
• 2 cups whole wheat flour
• 2 cups all-purpose flour
• 0.5 cup rolled oats, slightly crushed
• 1 egg, beaten