Raspberry Muffins

Bahan-bahan (12 porsi)

• 2 cups white whole wheat flour
• 1/4 cup ground flaxseed meal
• 1 1/2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon kosher salt
• 1/4 cup unsalted butter ( at room temperature)
• 1/3 cup honey or pure maple syrup
• 2 large eggs (at room temperature)
• 1/2 cup nonfat plain Greek yogurt (at room temperature)
• 2 teaspoons pure vanilla extract
• Zest of 2 small lemons (about 1 1/2 teaspoons)
• 1/4 cup lemon juice (from the same 2 small lemons)
• 1 1/2 cups raspberries (fresh or frozen (about 1 1/2 6-ounce containers); if using frozen, do not thaw first)
• 3 tablespoons turbinado (sugar in the raw sugar, for topping (optional))