1. Solar Cooker (see Instructable: Purple Fig Solar Cooker if you don't have a solar cooker)
2. Dark 8" Cake Pan
3. 8" Glass Cover
4. Foil to line pan.
3 Cups Dark chocolate chips
1 14oz can Sweetened Condensed Milk
1/4 Cup Butter
1/2 Teaspoon Vanilla Extract
Step 1: Gather Ingredients
Gather 3 Cups Chocolate Chips, 20oz Sweetened Condensed Milk, 1/4 cup Butter, 1/2 Teaspoon Vanilla Extract.
Step 2: Line Pan With Foil
Line pan with foil.
Pour dark chocolate chips into pan.
Step 3: Pour 3 Cups Chocolate Chips Into Pan
Pour Dark Chocolate Chips Into pan evenly.
Step 4: Pour Sweetened Condensed Milk Over Chocolate Chips
Pour Sweetened Condensed Milk evenly over Chocolate Chips.
Step 5: Add Vanilla Extract and Butter
Drip Vanilla around and add Butter
Cut Butter into small pieces. Stir lightly.
Step 6: Put Pan With Cover in Solar Cooker.
Put tight fitting Glass Cover on 8" Cake Pan and sit in the solar cooker. Adjust sides to focus maximum sun reflections on pan.
Step 7: Stir Fudge When Chocolate Chips Begin to Melt
Quickly lift lid to stir fudge when chips begin to melt. Recover as soon as stirred. Let sit in solar cooker until it is smooth.