"- Anne says she likes to add toasted and salted walnuts to the fudge for crunch and flavor contrast...."
INGREDIENTS
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2 cups semisweet chocolate chips 1 cup milk chocolate chips 1 (14 ounce) can sweetened condensed milk 1/4 teaspoon vanilla sea salt (fleur de sel) 1 cup chopped nuts (optional; see cook's notes) 1 1/2 teaspoons pure vanilla extract