Shamrock Pretzel Cupcakes - Cupcake Fanatic

Ingredients

• about 40 yogurt covered mini pretzels
• 3 oz white chocolate chips
• 1/4 c. powdered sugar
• 1-3 tbsp water
• green food coloring
• 1 1/4 c. sugar
• 1 1/2 c. flour
• 1/3 c. butter, softened
• 2 eggs
• 2 tbsp vanilla
• 2 tsp baking powder
• 1/4 c. chopped spinach
• 1 tbsp olive oil
• 2/3 c. skim milk
• 1/4 c. butter
• 1/4 c. shortening
• 1 (2 pound) bag powdered sugar
• 2-5 tbsp milk
• 1 tsp vanilla