Place 3 cups milk and vanilla in large bowl; add vanilla instant pudding mix. Beat with an electric mixer at medium speed 2 minutes or until thickened; let stand 5 minutes. Stir in sour cream.
Fill a large bowl with ice. Place bowl in ice, and let stand, stirring occasionally, 30 minutes or until mixture is thoroughly chilled.
Meanwhile, cut bananas into 1/4-inch slices. Break cookies into thirds.
Spoon half of pudding mixture into a 3-qt. bowl or pitcher. Top with bananas and cookies. Spoon remaining pudding mixture over bananas and cookies. Top with whipped topping. Cover and chill 2 to 24 hours. Garnish, if desired.

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Nutrition Facts

Per Serving Per 100 g

Amount Per 1 Serving
Calories	320.77 Kcal (1343 kJ)
Calories from fat	89.03 Kcal
		% Daily Value*
Total Fat	9.89g	15%
Cholesterol	2.46mg	1%
Sodium	282.1mg	12%
Potassium	420.26mg	9%
Total Carbs	52.7g	18%
Sugars	31.96g	128%
Dietary Fiber	2.68g	11%
Protein	6.99g	14%
Vitamin C	5.3mg	9%
Iron	1.4mg	8%
Calcium	121.4mg	12%

Amount Per 100 g
Calories	171.74 Kcal (719 kJ)
Calories from fat	47.67 Kcal
		% Daily Value*
Total Fat	5.3g	15%
Cholesterol	1.32mg	1%
Sodium	151.04mg	12%
Potassium	225.01mg	9%
Total Carbs	28.22g	18%
Sugars	17.11g	128%
Dietary Fiber	1.43g	11%
Protein	3.74g	14%
Vitamin C	2.9mg	9%
Iron	0.7mg	8%
Calcium	65mg	12%

* Percent Daily Values are based on a 2000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
Find out how many calories should you eat.