1-First Step: Prepare the mise en place Gather all ingredients. Soften 1/2 cup butter for wafers and 1/4 cup for filling. Measure dry goods: whisk 1 3/4 cups flour, 1 tsp baking soda, 1/2 tsp salt in a bowl. This prevents overmixing later. Pro tip: Room-temp ingredients blend smoothly, avoiding tough dough. For busy schedules, prep night before.

2-Second Step: Cream the wet ingredients for wafers In a large mixer bowl, beat 1/2 cup softened butter, 3/4 cup peanut butter, 1/2 cup sugar, and 1/2 cup brown sugar until light and fluffy, about 2-3 minutes. Add 1 egg and 1 tsp vanilla; mix until combined. Scrape sides for evenness. This step builds structure undermix, and cookies spread too much.

3-Third Step: Combine dry and wet mixtures Gently fold dry ingredients into wet on low speed. Dough will be sticky; that’s normal for chewy results. Wrap in plastic and chill 1 hour. Chilling firms it up for shaping, prevents spreading. Use this time for filling prep or cleanup. If rushed, freeze 20 minutes.

4-Fourth Step: Shape the peanut wafers Preheat oven if not already. Scoop tablespoon-sized dough balls. Roll each into 2-inch logs, pinch center for peanut shape, flatten slightly to 1/4-inch thick. Place 2 inches apart on sheets. Traditional peanut butter cookies recipe touch bake 10-12 minutes until edges golden. They firm as cooling. Rotate sheets midway for even bake.

5-Cooling the Wafers: Transfer to wire rack 5 minutes, then fully cool 30 minutes. Warm cookies crumble when sandwiching. Patience here ensures crunch matching best homemade nutter butter recipe standards.

6-Fifth Step: Make the creamy filling Beat 1/2 cup peanut butter, 1/4 cup softened butter, 1 cup powdered sugar, and 2 tbsp milk until smooth. Adjust milk for pipeable texture. Taste-test; add pinch salt if needed. Inspired by sites like copycat Nutter Butter cookies, this filling is less sweet, more peanut-forward.

7-Sixth Step: Assemble the sandwich cookies Spread or pipe 1-2 tsp filling on flat side of one wafer. Top with matching wafer, press gently. Smooth edges with knife for pro look. Repeat for all. Let set 10 minutes.

8-Final Step: Finishing touches and serving Store or enjoy immediately. Dust with powdered sugar for flair. Pair with cold milk for dipping, evoking 1969 Nabisco vibes. Troubleshoot: Soggy? Ensure full cool. Flat? More chill time. These easy copycat nutter butters impress at parties or as lunchbox treats for college students.