In a stand mixer, mix Bakers Truth Creme Cake Mix, bread flour, eggs, vanilla, cinnamon and 18 ounces of water on low for 1 minute. Bring speed to medium and mix for 3 minutes. Add oil, yogurt, apple butter and honey to the mixing bowl and mix on low for 1 minute. Scrape down the sides of the bowl and mix for 3 more minutes on low. Add remaining ingredients and mix on low for 2 minutes. Pour roughly 3 ounces of muffin mixture into each cup of lined muffin tins. Sprinkle muffins with extra sunflower seeds
Bake at 375 F for 20 to 30 minutes, or until done.