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Place your chocolate squares in a microwave safe bowl. Place them in a microwave for 30 seconds. Then remove them and stir. Keep microwaving the chocolate in 30 second intervals until it's completely melted. Remove the brownie bites from the refrigerator. Dip them into your chocolate mixture one at a time. You can decorate the brownies as desired after dipping them in the chocolate. You can add decorative sprinkles or sparkling sugar, for example.  If there is a special occasion, decorate the brownie bites to reflect this. For example, you can use red and green sprinkles for Christmas or pink sprinkles for Valentine's Day. If you're making the brownie bites for a friend, use decorations they would like. If you're making them for a child's birthday party, for example, glittery sugar may be appropriate. After the brownie bites have been dipped in chocolate and decorated, place them in refrigerator again. Chill them until the chocolate hardens. How long this will take depends on the precise coolness of your refrigerator, but it generally takes around 20 minutes. You should store your brownie bites at room temperature in an airtight container. They should keep for about 3 to 4 days. After this point, you should discard your brownie bites.

Summary:
Melt your chocolate. Dip your brownies in the chocolate. Decorate the brownie bites. Chill your brownie bites. Store your brownie bites.