Four Chip Fudge

I seriously forgot how INCREDIBILITY Yummy this is.....

1 1/2 teaspoon plus 3/4 cup butter, divided
1 can (14 oz) sweetened condensed milk
3 tablespoons milk
1 package (12 oz) semisweet chocolate chips
1 package (11 1/2 oz) milk chocolate chips
1 package (10 oz) peanut butter chips
1 cup butterscotch chips
1 jar (7 oz) marshmallow creme
1/2 teaspoon almond extract
1/2 teaspoon vanilla extract
1 cup chopped nuts (optional....I use pecans)
Line baking pan with foil and grease foil with 1 1/2 teaspoons of butter. In a large heavy saucepan, mix first 6 ingredients over medium heat, stirring constantly until smooth. Remove from heat stir in butterscotch chips, marshmallow creme and extracts until smooth. Stir in nuts. Spread into prepared pan. Refrigerate until set. Lift out of pan and remove foil, cut into squares. Store in fridge. Yields about 4 1/2 pounds.