STEP 1:

Mix flour with baking powder and salt.

STEP 2:

In a separate bowl, mix sugar, egg, sour cream, then pour in vegetable oil. Leave for a while. Beat with a blender until a fluffy smooth mass is obtained.

STEP 3:

Combine the egg-sour cream mass with flour, mix. Chop the walnuts with your hands and add to the dough.

STEP 4:

Cut the pineapple rings in Del Monte juice into cubes, add them to the dough and stir.

STEP 5:

Pour batter into muffin tins.

STEP 6:

Place pineapple rings on top. Bake in a preheated oven at 180°C for about 22-25 minutes.

STEP 7:

Garnish the muffins with a cocktail cherry.