If you stop by for a visit to this family run tea shop, you will most likely be greeted by Marianne and Helena. These sisters are well known in Sudbury for their delicious butter tarts from Grandmother’s Pie Shoppe. Located in the heart of downtown Sudbury, you can find over 70 different varieties of premium loose leaf teas, blooming flower teas, delectable desserts, and of course, butter tarts!