1-First Step: Prepare Your Equipment and Oven Begin by preheating your oven to 350°F. This temperature allows the bread to bake evenly without over-browning. While the oven heats, generously grease a 9×5-inch loaf pan with butter or non-stick spray. You may also line the bottom with parchment paper for easy removal. Proper preparation prevents sticking and ensures your bread releases cleanly after cooling.

2-Second Step: Create the Cinnamon Swirl Mixture In a small bowl, combine 1/2 cup granulated sugar with 1 tablespoon ground cinnamon. Mix thoroughly until the cinnamon is evenly distributed throughout the sugar. Set this mixture aside for layering. This simple blend creates those irresistible swirls that make this cinnamon bread so visually appealing and delicious.

3-Third Step: Mix the Dry Ingredients In a large mixing bowl, whisk together 2 cups all-purpose flour, 1 teaspoon baking soda, 1/2 teaspoon salt, and 3/4 cup granulated sugar. Whisking combines these ingredients more effectively than stirring and ensures the baking soda and salt are evenly distributed. This even distribution guarantees consistent rising and flavor throughout your bread.

4-Fourth Step: Combine the Wet Ingredients In a separate medium bowl or large measuring cup, whisk together 2/3 cup whole milk, 1/3 cup vegetable oil, 1/3 cup sour cream or yogurt, 1 large egg, and 1 and 1/2 teaspoons vanilla extract. Make sure your wet ingredients are at room temperature for the smoothest batter. Cold ingredients can cause the batter to seize or curdle, affecting the final texture.

5-Fifth Step: Bring the Batter Together Pour the wet ingredient mixture into the dry ingredients. Using a spatula or wooden spoon, mix gently until just combined. The batter should be thick and slightly lumpy this is perfectly normal for quick bread batters. Avoid the temptation to overmix, as this develops gluten and results in a tough, dense loaf. A few small streaks of flour are actually preferable to overmixed batter.

6-Sixth Step: Layer and Swirl Spoon approximately half of the batter into your prepared loaf pan, spreading it into an even layer. Sprinkle about 3/4 of the cinnamon-sugar mixture evenly over this batter layer. Top with the remaining batter, smoothing gently to cover the cinnamon layer. Sprinkle the remaining cinnamon-sugar mixture on top of the loaf. For the signature swirl effect, take a butter knife and run it through the batter in a zigzag pattern, going from one end of the pan to the other. Make two or three passes resist the urge to over-swirl, which can muddy the beautiful distinct layers.

7-Seventh Step: Bake to Golden Perfection Place the loaf pan in your preheated 350°F oven. Bake for 55 to 65 minutes, or until a toothpick inserted into the center comes out clean or with just a few moist crumbs attached. The bread should be golden brown on top, and the edges should pull away slightly from the sides of the pan. If the top begins browning too quickly during baking, loosely tent a piece of aluminum foil over the pan for the remaining bake time. This prevents over-browning while allowing the center to cook through completely.

8-Final Step: Cool and Serve Allow the bread to cool in the pan for 15 minutes this resting period helps it set properly and makes removal easier. Run a thin knife around the edges to loosen any stuck areas, then turn the bread out onto a wire rack to cool completely before slicing. While it’s tempting to slice into warm bread, cooling completely ensures clean, beautiful slices that showcase the cinnamon swirl pattern. Slice with a serrated knife using a gentle sawing motion for the cleanest cuts. This bread is wonderful on its own, but it also pairs beautifully with a spread of butter or a drizzle of honey for an extra special treat.