Step 1

Line a large baking sheet with parchment paper. You may need to use two baking sheets.

Step 2

Place the pecan halves in groups of three on the baking sheet, making sure to leave a little room between each group.

Step 3

Add the butter, sweetened condensed milk, corn syrup, and brown sugar to a pot over medium heat. Simmer until the mixture reaches 240 degrees. Stir constantly.

Step 4

Remove the mixture from the heat and add in the vanilla.

Step 5

Spoon some of the caramel mixtures over each group of pecans.

Step 6

Melt the chocolate chips over a double boiler until smooth and creamy.

Step 7

Spoon some of the chocolate over the caramel on the pecan clusters.

Step 8

Let the chocolate harden and serve immediately.