Tuesday's third edition of the new series served up an average of 4.17m (18.6%), with the audience growing healthily between 8pm and 9pm, peaking near to 5m in the last five minutes.
Bake Off's continued prowess had a positive effect on The Midwives, which climbed 470k week-on-week to 2.57m (11.4%) in the 9pm hour.
Meanwhile, Jimmy McGovern's Accused shed more viewers, but comfortably won its post-watershed slot with 4.08m (18%). BBC One's fellow dramas Holby City and EastEnders performed solidly earlier on.
A Born To Kill? documentary on Myra Hindley boosted Channel 5, drawing 1.48m (6.6%) at 8pm (+1: 133k/0.6%). Person of Interest followed with 1.21m (5.3%) at 9pm (+1: 132k/0.8%).
Channel 4's 90-minute religious documentary - Islam: The Untold Story - interested 1.24m (5.8%) from 9pm (+1: 149k/1%), while a repeat of ITV1's Lewis had 2.39m (10.6%) between 8pm and 10pm (+1: 260k/1.3%).
Overall, BBC One scored another convincing primetime win with 21.7% against ITV1's 12.5% (+1: 0.9%). BBC Two claimed third place with 10.8%, ahead of Channel's decent 6% (+1: 0.4%), and Channel 4's 4.6% (+1: 0.8%).
Bad Education amused 927k (4.7%) for BBC Three at 10.30pm and a further 374k (9.2%) caught up at 12.30am, topping the Tuesday multichannel table for the first time despite actually losing a tiny share of viewers.
BARB ratings data supplied by Attentional