This is a biblical and confessional study on the topic of the Lord's Supper, whose focus is to explain how the sacrament or ordinance of the Lord's Supper is (or functions as) a means of grace for believers who faithfully participate in this practice. It begins with biblical terminology regarding the practice, moving through the concept of communion and participation, as well as spiritual blessings; concluding with a confessional and catechetical explanation in the Reformed tradition on this topic.