Kentang Panggang Oven

Bahan-bahan (4 porsi)

• 2 lbs . russet potatoes (about 4 large potatoes, $0.99*)
• 1 Tbsp salt ($0.01)
• 2 quarts water (8 cups, $0.00)
• ½ tsp baking soda ($0.01)
• 3 Tbsp olive oil ($0.54)
• 1 tsp salt (divided, $0.01)
• ¼ tsp black pepper (ground, $0.01)
• ½ tsp garlic powder ($0.02**)
• ½ Tbsp fresh parsley (minced, $0.16)