Craft a Brewing Stand
Collect Blaze Powder
Collect Nether Wart
Collect Water Bottles
Place Blaze Powder in the Brewing Stand fuel slot
Put Water Bottles in the bottom slots
Add Nether Wart to make Awkward Potions
Add Blaze Powder to the top slot to brew Potions of Strength
Add Redstone Dust to extend the duration
Add Glowstone Dust to increase the strength to Strength II
Add Gunpowder to make a Splash Potion of Strength
Add Dragon’s Breath to make a Lingering Potion of Strength